(x+4)+(3x-12)=180

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Solution for (x+4)+(3x-12)=180 equation:


Simplifying
(x + 4) + (3x + -12) = 180

Reorder the terms:
(4 + x) + (3x + -12) = 180

Remove parenthesis around (4 + x)
4 + x + (3x + -12) = 180

Reorder the terms:
4 + x + (-12 + 3x) = 180

Remove parenthesis around (-12 + 3x)
4 + x + -12 + 3x = 180

Reorder the terms:
4 + -12 + x + 3x = 180

Combine like terms: 4 + -12 = -8
-8 + x + 3x = 180

Combine like terms: x + 3x = 4x
-8 + 4x = 180

Solving
-8 + 4x = 180

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '8' to each side of the equation.
-8 + 8 + 4x = 180 + 8

Combine like terms: -8 + 8 = 0
0 + 4x = 180 + 8
4x = 180 + 8

Combine like terms: 180 + 8 = 188
4x = 188

Divide each side by '4'.
x = 47

Simplifying
x = 47

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